.pxToRem(@p, @px) {
    @{p}: @px / 75 * 1rem;
}
body {
    background: #AAB2BD;
}
#head {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #fff;
    .pxToRem(height,100);
    flex-direction: column;
    p {
        width: 100%;
        display: flex;
        justify-content: space-around;
        align-items: center;
        
        .span1,
        .span3 {
            .pxToRem(height,50);
            .pxToRem(width,50);
            .pxToRem(line-height,50);
            text-align: center;
            border: 1px solid #969DA4;
            border-radius: 50%;
            font-weight: bold;
             display: block;
        }
        .span2 {

            .pxToRem(font-size,35);
        }
    }
}
.nav {
    .pxToRem(margin-top,100);
    width: 100%;
    img {
        width: 100%;
    }
}
.bottom {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .pxToRem(padding-top,50);
    background: #FFFFFF;
    p {
        .pxToRem(padding-bottom,30);
    }
    .p1 {
        .pxToRem(padding-left,30);
        .zi {
            flex: 1;
        }
    }
    .p2 {
        color: red;
    }
}
#main {
    width: 100%;
    .pxToRem(margin-top,10);
    .m-top {
        width: 100%;
        display: flex;
        justify-content: space-around;
        align-items: center;
        flex-flow: wrap;
        .pxToRem(padding-bottom,10);
        .pxToRem(padding-top,10);
        background: #fff;
        border-bottom: 1px solid #CCCCCC;
        .dl {
            width: 16%;
            margin-left: 2%;
            margin-right: 2%;
            text-align: center;
            .pxToRem(margin-bottom,30);
            .dt {
                display: flex;
                justify-content: center;
                align-items: center;
                img {
                    width: 100%;
                }
            }
        }
    }
}
#mai {
    width: 100%;
    background: #fff;
    .pxToRem(padding-left,30);
    .p1 {
        width: 100%;
        float: left;
        color: red;
        .pxToRem(font-size,30);
        .pxToRem(margin-bottom,20);
        .pxToRem(margin-top,30);
    }
    .p2 {
        width: 100%;
        flex-wrap: wrap;
        display: flex;
        align-items: center;
        text-align: center;
        border-bottom: 1px solid #969DA4;
        span {
            width: 20%;
            .pxToRem(margin,10);
            .pxToRem(line-height,40);
            background: #f5f5f5;
        }
    }
    
}